ASSA ABLOY DC477 (Ex MAB 7705) floor spring with 90° hold-open. EN 2–4, doors up to 170 kg.
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The DC477 (Ex MAB 7700) floor spring is designed for single and double action doors up to 1100 mm wide and 170 kg in weight.
Featuring Cam-Motion® technology, it ensures smooth and consistent closing with adjustable EN 2–4 strength.
The 105° hold-open version allows the door to remain open at a fixed angle, while independent thermodynamic valves enable precise adjustment of closing speed and latching action.
The cast iron body and hot zinc-plated cement box provide durability and reliability.
Certified to EN 1154
| Tipo | Floor spring door closer |
| Tecnologia | Cam-Motion® |
| Forza di chiusura | EN 2–4 |
| Larghezza porta max | 1100 mm |
| Peso porta max | 170 kg |
| Versione | With 105° hold-open |
| Angolo di apertura | Up to 170° |
| Velocità di chiusura | Adjustable 150°–15° |
| Colpo finale | Adjustable 15°–0° |
| Corpo | Cast iron |
| Cassetta a murare | Hot zinc-plated |
| Dimensioni (H × L × P) | 70 × 277 × 110 mm |
| Peso dispositivo | 5.4 kg |
| Certificazione | EN 1154, CE |
| Adatto a porte tagliafuoco/tagliafumo | Only non-hold-open version |
Reference: 708.0400687
Brand: ASSA ABLOY
[Spare part] AC1 arm for MAB floor door closer
Reference: 708.0400689
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[Spare part] AC3 arm for MAB floor door closer
Reference: 708.0400691
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[Spare part] AC2 arm for MAB floor door closer
Reference: 706.82235
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[Replacement] AC8 arm for MAB floor door closers
Reference: 708.0400693
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[Spare part] AC7 arm for MAB floor door closer
Reference: 708.0400695
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[Spare part] Plate for floor door closer MAB AC534
Reference: 708.0400686
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[Spare part] Square insert for DC477 adapter type Italy MAB
Reference: 094.DC120000
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[Spare part] L192N arm with stop for ASSA ABLOY DA200/DA300 door closers
Reference: 708.0400686
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[Spare part] Square insert for DC477 adapter type Italy MAB
Reference: 708.0401014
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[Spare part] Plate for floor door closer MAB AC534
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MAB Series 564 overhead door closer, adjustable EN 2–4, for doors up to 1100 mm and 80 kg.
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Brand: ASSA ABLOY
[Spare part] AC7 arm for MAB floor door closer
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ASSA ABLOY DC477 (Ex MAB 7705) floor spring with 90° hold-open. EN 2–4, doors up to 170 kg.
![[Spare part] AC1 arm for MAB floor door closer](https://matteoda.b-cdn.net/34418-home_default/-spare-part-ac1-arm-for-mab-floor-door-closer.webp)
![[Spare part] AC3 arm for MAB floor door closer](https://matteoda.b-cdn.net/34420-home_default/-spare-part-ac3-arm-for-mab-floor-door-closer.webp)
![[Spare part] AC2 arm for MAB floor door closer](https://matteoda.b-cdn.net/34419-home_default/-spare-part-ac2-arm-for-mab-floor-door-closer.webp)
![[Replacement] AC8 arm for MAB floor door closers](https://matteoda.b-cdn.net/48097-home_default/-replacement-ac8-arm-for-mab-floor-door-closers.webp)
![[Spare part] AC7 arm for MAB floor door closer](https://matteoda.b-cdn.net/34421-home_default/-spare-part-ac7-arm-for-mab-floor-door-closer.webp)
![[Spare part] Plate for floor door closer MAB AC534](https://matteoda.b-cdn.net/34487-home_default/-spare-part-plate-for-floor-door-closer-mab-ac534.webp)
![[Spare part] Square insert for DC477 adapter type Italy MAB](https://matteoda.b-cdn.net/39154-home_default/-spare-part-square-insert-for-dc477-adapter-type-i.webp)
![[Spare part] L192N arm with stop for ASSA ABLOY DA200/DA300 door closers](https://matteoda.b-cdn.net/48103-home_default/-spare-part-l192n-arm-with-stop-for-assa-abloy-da200-da300-door-closers.jpg)
![[Spare part] Plate for ASSA ABLOY AC530 floor door closer](https://matteoda.b-cdn.net/34491-home_default/-spare-part-plate-for-assa-abloy-ac530-floor-door-.webp)
